19483472

素因数分解:

$2^4\times {\mathrm{43}}^1\times {\mathrm{28319}}^1$

素因数の和:28370

約数の個数: 20

約数和(自身を含む): 38628480

約数和(自身を除く): 19145008

約数列:

[1, 2, 4, 8, 16, 43, 86, 172, 344, 688, 28319, 56638, 113276, 226552, 453104, 1217717, 2435434, 4870868, 9741736, 19483472]

約数ペア:

[(1, 19483472), (2, 9741736), (4, 4870868), (8, 2435434), (16, 1217717), (43, 453104), (86, 226552), (172, 113276), (344, 56638), (688, 28319)]